Fire Flower
Fire Flowers appears in Mario & Luigi: Bowser's Inside Story as a Special Attack obtained by collecting all ten Pump Works Attack Pieces. They're used almost exactly the same as Bros. Flowers in Partners in Time, but after certain number of hits, player can hit both and buttons to attack simultaneously. Using this item will also change Mario's and Luigi's outfits to Fire Mario and Fire Luigi's outfits. It cost 4 SP to use this attack (two if the clothing is worn). It is one of the hardest moves to get an Excellent due to the player must have very rapid button mashing to make it work.